I dont know how to start this problem 32x3+8xy2
T tiedye New member Joined Dec 17, 2015 Messages 1 Dec 17, 2015 #1 I dont know how to start this problem 32x3+8xy2
D Deleted member 4993 Guest Dec 17, 2015 #2 tiedye said: I dont know how to start this problem 32x3+8xy2 Click to expand... Rewrite it as: 2*2*2*2*2*x*x*x + 2*2*2*x*y*y Do you see common terms between those two addends? Factor those out.
tiedye said: I dont know how to start this problem 32x3+8xy2 Click to expand... Rewrite it as: 2*2*2*2*2*x*x*x + 2*2*2*x*y*y Do you see common terms between those two addends? Factor those out.
Steven G Elite Member Joined Dec 30, 2014 Messages 14,378 Dec 17, 2015 #3 2*2*2*2*2*x*x*x + 2*2*2*x*y*y = (2*2*2*x)(2*2*x*x+ y*y)=(8x)(4x^2 + y^2) Last edited by a moderator: Jan 22, 2018
